package com.mmall.controller.protal;

import com.alipay.api.AlipayApiException;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.demo.trade.config.Configs;
import com.github.pagehelper.PageInfo;
import com.google.common.collect.Maps;
import com.mmall.common.Const;
import com.mmall.common.ResponseCode;
import com.mmall.common.ServerResponse;
import com.mmall.pojo.User;
import com.mmall.service.IOrderService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Iterator;
import java.util.Map;

/**
 * Created by JINPENG on 2018/10/30.
 */
@Controller
@RequestMapping("/order/")
public class OrderController {

    private static final Logger logger = LoggerFactory.getLogger(OrderController.class);;

    @Autowired
    private IOrderService iOrderService;

    @RequestMapping("create.do")
    @ResponseBody
    public ServerResponse create(HttpSession session,Integer shippingId){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        return  iOrderService.createOrder(user.getId(),shippingId);
    }

    @RequestMapping("cancel.do")
    @ResponseBody
    public ServerResponse cancel(HttpSession session,Long orderNo){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        return  iOrderService.cancelOrder(user.getId(),orderNo);
    }

    @RequestMapping("get_order_cart_product.do")
    @ResponseBody
    public ServerResponse getOrderCartProduct(HttpSession session){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        return  iOrderService.getOrderCartProduct(user.getId());
    }

    @RequestMapping("detail.do")
    @ResponseBody
    public ServerResponse detail(HttpSession session,Long orderNo){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        return  iOrderService.getOrderDetail(user.getId(),orderNo);
    }

    @RequestMapping("list.do")
    @ResponseBody
    public ServerResponse<PageInfo> list(HttpSession session, @RequestParam(value = "pageNum",defaultValue = "1") int pageNum, @RequestParam(value = "pageSize",defaultValue = "10") int pageSize){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        return iOrderService.getOrderList(user.getId(),pageNum,pageSize);
    }
    @RequestMapping("pay.do")
    @ResponseBody
    public ServerResponse pay(HttpSession session, Long orderNo, HttpServletRequest request){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        String path = request.getSession().getServletContext().getRealPath("upload");
        return  iOrderService.pay(orderNo,user.getId(),path);
    }

    @RequestMapping("alipay_callback.do")
    @ResponseBody
    public  Object alipayCallBack(HttpServletRequest request){
        Map<String,String> params = Maps.newHashMap();
        Map requestParams = request.getParameterMap();
        //遍历响应参数，
        for (Iterator iter = requestParams.keySet().iterator();iter.hasNext();){
            //获取参数名称
            String name  = (String) iter.next();
            //从响应中拿响应值
            String[] values = (String[])requestParams.get(name);
            String valuesStr = "";
            //遍历值
            for (int i=0;i<values.length;i++){
                valuesStr = (i==values.length-1)?valuesStr + values[i]:valuesStr+values[i]+",";
            }
            params.put(name,valuesStr);
        }
        logger.info("支付宝回调，sign:{},trade_status:{},参数:{}",requestParams.get("sign"),params.get("trade_status"),params.toString());
        //重要。验证回调的正确性，是不是支付宝发起的，并且避免重复通知。
        params.remove("sign_type");
        try {
            boolean alipayRASCheckedV2 = AlipaySignature.rsaCheckV2(params, Configs.getAlipayPublicKey(),"utf-8",Configs.getSignType());
            if (!alipayRASCheckedV2){
                return  ServerResponse.createByErrorMessage("非法请求");
            }
        } catch (AlipayApiException e) {
            logger.error("支付宝回调异常",e);
        }
        ServerResponse serverResponse = iOrderService.aliCallback(params);
        if (serverResponse.isSuccess()){
            return  Const.AlipayCallback.RRESPONSE_SUCCESS;
        }
        return  Const.AlipayCallback.RESPONSE_FAILES;
    }

    @RequestMapping("query_order_pay_status.do")
    @ResponseBody
    public ServerResponse<Boolean> queryOrderPayStatus(HttpSession session, Long orderNo){
        User user = (User) session.getAttribute(Const.CURRENT_USER);
        if (user == null){
            return  ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(),ResponseCode.NEED_LOGIN.getDesc());
        }
        ServerResponse serverResponse =   iOrderService.queryOrderPayStatus(user.getId(),orderNo);
        if (serverResponse.isSuccess()){
            return ServerResponse.createBySuccess(true);
        }
        return  ServerResponse.createBySuccess(false);
    }
}
